JPH0440827B2 - - Google Patents
Info
- Publication number
- JPH0440827B2 JPH0440827B2 JP56010299A JP1029981A JPH0440827B2 JP H0440827 B2 JPH0440827 B2 JP H0440827B2 JP 56010299 A JP56010299 A JP 56010299A JP 1029981 A JP1029981 A JP 1029981A JP H0440827 B2 JPH0440827 B2 JP H0440827B2
- Authority
- JP
- Japan
- Prior art keywords
- filament
- envelope
- pair
- lamp
- electrical connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/118,337 US4317066A (en) | 1980-02-04 | 1980-02-04 | Gaseous discharge lamp having novel electrode mountings |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56121261A JPS56121261A (en) | 1981-09-24 |
JPH0440827B2 true JPH0440827B2 (enrdf_load_stackoverflow) | 1992-07-06 |
Family
ID=22377952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1029981A Granted JPS56121261A (en) | 1980-02-04 | 1981-01-28 | Low pressure gas discharge lamp |
Country Status (5)
Country | Link |
---|---|
US (1) | US4317066A (enrdf_load_stackoverflow) |
EP (1) | EP0033652B1 (enrdf_load_stackoverflow) |
JP (1) | JPS56121261A (enrdf_load_stackoverflow) |
CA (1) | CA1150759A (enrdf_load_stackoverflow) |
DE (1) | DE3164487D1 (enrdf_load_stackoverflow) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60151947A (ja) * | 1984-01-19 | 1985-08-10 | Ushio Inc | 小型螢光燈 |
DE3606026A1 (de) * | 1985-02-25 | 1986-09-04 | Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa | Bildlesevorrichtung |
JPH0455407Y2 (enrdf_load_stackoverflow) * | 1986-12-18 | 1992-12-25 | ||
DE20009687U1 (de) * | 2000-05-31 | 2001-03-01 | SLI Lichtsysteme GmbH, 91056 Erlangen | Niederdruckentladungslampe |
JP2008507814A (ja) * | 2004-07-20 | 2008-03-13 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 管状エンベロープを有する放電ランプ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB432459A (en) * | 1934-05-14 | 1935-07-26 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Improvements in sockets for tubular electric light sources |
US2448937A (en) * | 1945-07-03 | 1948-09-07 | George L Walter | Neon light |
US3225241A (en) * | 1959-07-09 | 1965-12-21 | Sylvania Electric Prod | Aperture fluorescent lamp |
US3275872A (en) * | 1963-07-12 | 1966-09-27 | Gen Electric | Reflector fluorescent lamp |
US3546519A (en) * | 1968-08-21 | 1970-12-08 | Tokyo Shibaura Electric Co | Fluorescent lamps with coil electrodes and electrode support structure |
US3717781A (en) * | 1969-09-19 | 1973-02-20 | Sylvania Electric Prod | Aperture fluorescent lamp having uniform surface brightness |
US3767956A (en) * | 1969-12-24 | 1973-10-23 | Xerox Corp | Aperture fluorescent lamp for copying machines |
US3904916A (en) * | 1971-03-15 | 1975-09-09 | Duro Test Corp | End cap structures for fluorescent lamps |
JPS5135800Y2 (enrdf_load_stackoverflow) * | 1972-07-29 | 1976-09-02 | ||
GB1571084A (en) * | 1975-12-09 | 1980-07-09 | Thorn Electrical Ind Ltd | Electric lamps and components and materials therefor |
-
1980
- 1980-02-04 US US06/118,337 patent/US4317066A/en not_active Expired - Lifetime
-
1981
- 1981-01-28 JP JP1029981A patent/JPS56121261A/ja active Granted
- 1981-01-29 CA CA000369687A patent/CA1150759A/en not_active Expired
- 1981-02-02 DE DE8181300422T patent/DE3164487D1/de not_active Expired
- 1981-02-02 EP EP81300422A patent/EP0033652B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0033652B1 (en) | 1984-07-04 |
US4317066A (en) | 1982-02-23 |
JPS56121261A (en) | 1981-09-24 |
DE3164487D1 (en) | 1984-08-09 |
EP0033652A1 (en) | 1981-08-12 |
CA1150759A (en) | 1983-07-26 |
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